CN205930276U - Hydraulic pressure infinitely variable speed drives car - Google Patents
Hydraulic pressure infinitely variable speed drives car Download PDFInfo
- Publication number
- CN205930276U CN205930276U CN201620784429.9U CN201620784429U CN205930276U CN 205930276 U CN205930276 U CN 205930276U CN 201620784429 U CN201620784429 U CN 201620784429U CN 205930276 U CN205930276 U CN 205930276U
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- hydraulic
- hydraulic pressure
- oil
- vane pump
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Abstract
The utility model discloses a hydraulic pressure infinitely variable speed drives car, this car adopts two parallelly connected hydraulic pressure impeller pumps, first hydraulic pressure impeller pump (11) are connected with engine (3) through first clutch (1), second hydraulic pressure impeller pump (21) is connected with first impeller pump (11) through second clutch (2), the high extrusion oil pipe and the second hydraulic pressure impeller pump (21) of first hydraulic pressure blade (11) pump is equipped with the high extrusion oil pipe parallel connection of check valve (12), the oil pipe after it is connected and an interface connection of tee bend (5), another interface approved car speed adjusting festival valve (4) in tee bend (5) is connected with oil tank (9), and a third interface of tee bend (5) with your cross of rotating core formula back a car valve (6) connect. Be in when only starting a hydraulic pressure impeller pump low -speed traveles when the car, when the car was in high speed condition and traveles, two hydraulic pressure impeller pumps started simultaneously. Simple structure, unlimited, energy -conserving, the environmental protection of infinitely variable scope.
Description
Technical field
This utility model is related to automotive field, drives automobile particularly to a kind of hydraulic pressure electrodeless variable-speed.
Background technology
Make a general survey of speed change and the driving means of domestic and international riding vehicle, mostly paid using the gear drive of Multi-stage transmission.Part
Although employing the infinitely variable speed structure being called CVT of Steel Belt Transmission on car, Japan occurs in that being called of frictional wheel drive
The infinitely variable speed structure of IVT, but their common shortcomings are all not break away from gear drive to pay, and their transmission series is more,
Transmission aggregate efficiency is relatively low, and structure is more complicated, and the hydraulic control oil circuit that especially automatic transmission must adopt is more complicated, and their change
Fast scope is also placed restrictions on, so, have to mix fluid torque-converter in some CVT structures.Paid due to gear drive and passed
The placing restrictions on of dynamic series, thus driver realized with the method reducing or open the throttle during most traveling required for car
Speed.Because the electromotor of each automobile has a best combustion rotating speed, reducing or opening the throttle all to make electromotor inclined
From optimal fired state so that fuel combustion insufficient, not only cause the waste of the energy, also pollute environment simultaneously.
Notification number CN201395054Y discloses a kind of hydralic drive automobile, and this automobile is using hydraulic vane pump and hydraulic pressure
Sliding-vane motor is the hydraulic pressure electrodeless variable-speed driving means of main body, and this device instead of traditional speed-changing gear box and gear differential
Device, relieves puzzlement electromotor gear shift trouble for many years, as long as adjusting speed regulating valve so that it may realize infinitely variable speeds, structure letter
Single, speed regulates control, energy saving.But this automobile still suffers from some problems：Only with one in hydralic drive automobile
Hydraulic vane pump, and find in actual applications, when automobile is in lower-speed state downward driving, if automobile engine is in most preferably
Fired state under when, because the hydraulic fluid flow rate of hydraulic vane pump is larger, so one must be bled off by speed regulating valve
Divide hydraulic oil injection fuel tank.Therefore, cause unnecessary power waste.
Content of the invention
The technical problem that this utility model solves be provide that a kind of structure is simple, do not have gear drive to pay, infinitely variable speeds model
Enclose unlimited, energy-saving and environmental protection hydraulic pressure electrodeless variable-speed and drive automobile.
This utility model be employed technical scheme comprise that：Hydraulic pressure electrodeless variable-speed drive automobile, its structure include electromotor,
Hydraulic vane pump, oil pipe, threeway, check valve, speed regulating valve, two-position four-way astern valve, hydraulic vane motor, fuel tank, described
Hydraulic vane pump is two, is the first hydraulic vane pump and the second hydraulic vane pump respectively, sets first fuel-displaced in described fuel tank
Pipe and the second flowline, described first hydraulic vane pump is connected with the first flowline, and the second hydraulic vane pump is fuel-displaced with second
Pipe connects, and the first hydraulic vane pump is connected with electromotor by first clutch, and described second hydraulic vane pump is stretched out by it
The second clutch that axle is arranged on the first vane pump projecting shaft with it is connected with the first vane pump, described first hydraulic vane pump
High pressure flowline be connected in parallel equipped with the high pressure flowline of check valve with the second hydraulic vane pump, its connection after oil pipe and institute
An interface stating threeway connects, and another interface in described threeway is connected with fuel tank by described speed regulating valve, described
The low pressure oil injection fuel tank that speed regulating valve is released, and the 3rd of threeway the interface is with described rotation core type two-position four-way astern valve even
Connect, hydraulic oil is by revolving two liquid that the inflow of core type two-position four-way astern valve is connected respectively with described two driving moments of automobile
Pressure sliding-vane motor, promotes its hydraulic vane motor to rotate, and drives vehicle wheel rotation, the low pressure oil that hydraulic vane motor flows out is passed through
Two-position four-way astern valve flows into fuel tank.
Improvement project：Described hydraulic vane pump and hydraulic vane motor all include stator and bladed rotor, wherein
Blade is contained in the blade groove of rotor, can slide along blade groove, be also equipped with spring in blade groove, and spring is located at blade bottom, institute
State and two groups of hydraulic oil turnover mouths of pipe had on stator, the fillet surface of stator negative camber has four hydraulic oil distribution oil grooves,
Oil groove positions are symmetrically positioned at the hydraulic oil turnover mouth of pipe, leave sealing circular arc between two oil grooves.
Improvement project：Triangle compensating groove is set between the two ends of described oil groove and sealing circular arc.
Improvement project：The top surface of described blade is cambered surface.
Improvement project：In described stator, fillet surface is to be processed, using following 8 power equation curves, this song of obtaining
Face,
When 0≤φ≤α/2
ρ (φ)=r+8 (R-r) [11 (φ/α)4-60(φ/α)5+152(φ/α)6-192(φ/α)7+96(φ/α)8]
As α/2≤φ≤α
ρ (φ)=R-8 (R-r) [7-80 (φ/α)+402 (φ/α)2-1140(φ/α)3+1991(φ/α)4-2196(φ/
α)5+1496(φ/α)6-576(φ/α)7+96(φ/α)8]
In formula, R, r are the large and small arc radius mm of stator interior sealing disc, and α is easement curve angle, and φ is turning of rotor
Angle, ρ is polar diameter mm of easement curve.
Improvement project：The little oilhole that top surface and bottom surface communicate is machined with described blade.
Improvement project：In the two ends of the described rotor fixed one gear oil disk doubling as mechanical sealing linkage ring respectively.
Improvement project：Keep off in described two ends of rotor and be provided with stationary seal ring and O-ring seal between oily disk and pump cover.
Improvement project：It is provided with spring in the outside of described stationary seal ring.
This utility model automobile hydraulic infinitely variable speeds drive automobile, are the notification numbers in the applicant in application in 2009
Carry out on the basis of " hydralic drive automobile " that propose for CN201395054Y, due to several years ago also there is no energy-saving and environmental protection
Consciousness, so only with a hydraulic vane pump in the structure of " hydralic drive automobile ", and ought find in actual applications,
When automobile is in lower-speed state downward driving, if automobile engine is in optimal fired state, due to hydraulic vane
The hydraulic fluid flow rate of pump is larger, so a part of hydraulic oil must be put into fuel tank by speed regulating valve.Therefore, cause not
Necessary power waste.So hydraulic vane pump is changed in this utility model design the less hydraulic pressure leaf of two discharge capacities of parallel connection
Piece pump.So, when automobile is in and runs at a low speed, can separate unit vane pump operate, so when automobile only starts a hydraulic vane
It is not necessary to release substantial amounts of hydraulic oil from speed regulating valve during pump, save the energy.Travel when automobile is in fast state
When, just two hydraulic vane pump are started simultaneously.
The hydraulic oil of hydraulic vane motor is directly arranged at the outer garden of stator radial position by this utility model into and out of the mouth of pipe
On, make the shortest path that hydraulic oil flows through, flow resistance is minimum, the section of oil circuit can be enlarged as needed, hydraulic oil
Act directly on the blade being promoted, improve power and rotating speed；Stator negative camber fillet surface section process wider,
Deeper hydraulic oil distribution oil groove, not only expands the sectional area of oil circuit, also greatly reduces the same stator interior of blade simultaneously
Contact area, thus decreasing friction, improve mechanical efficiency, and make hydraulic oil enter stator interior after, can be simultaneously
Promptly it is distributed in the middle of each blade of higher-pressure region on rotor, blade is produced with stable, maximum comprehensive thrust.Liquid
It is machined with tapered triangle compensating groove between force feed distribution oil groove and sealing circular arc, make vane pump will not produce pocketed oil and pulsation
Phenomenon.
Notification number is to design " hydraulic vane motor " in 201396276Y, only focuses on entering hydraulic vane motor hydraulic oil
Outlet is changed in the radial position of rotor by the two ends of rotor, such that it is able to improve the flow of hydraulic vane motor and the knot of rotating speed
Structure is reformed.So for the rotor end sealing of hydraulic vane motor, using labyrinth sealing at that time.Due in high oil pressure
Under state, the poor sealing of this structure.This utility model fixes one respectively in two ends of rotor in hydraulic vane motor structure
Individual gear oil disk, and employ, in the outside of the oily disk of gear, the mechanical seal structure being made up of stationary seal ring and O-ring seal,
Greatly increase the volumetric efficiency of hydraulic vane motor.
Notification number is " hydraulic vane motor " of design in 201396276Y, in order to ensure vane tip and stator introversion
The good contact in face, employs the method putting into spring in blade bottom.Due to when blade goes to high pressure oil area, vane tip
Larger oil pressure can be subject to.In order to ensure vane tip without departing from stator negative camber it is necessary to increase spring elasticity.So with
Come, when blade goes to low pressure oil area, blade bottom is still headed on by larger elastic force, increased vane tip and stator negative camber
Frictional force, cause unnecessary power loss.So in this utility model hydraulic vane motor structure, blade adds
Work goes out the little oilhole that a blade top surface leads to blade bottom surface, and the oil pressure being so subject to because blade is upper and lower always balances, institute
The spring of less elastic force can be adopted with the spring supporting in blade bottom；And through calculating, the hydraulic vane of application on automobile
Pump is higher due to rotating speed, and blade can obtain larger centrifugal force, therefore even can be without spring.Unnecessary such that it is able to reduce
Power loss.
Notification number is in " hydraulic vane motor " of design in 201396276Y, and the fillet surface in stator is intended using knot
The simple Archimedes spiral of structure.But this curve is in the case of high-revolving, easily produce impact shock.Of the present utility model
In hydraulic vane pump configuration, in stator, using also very stable 8 power equation curves under high speed conditions, it is fillet surface
Best Stator transitional curve in hydraulic vane motor structure.
Brief description
Fig. 1 is that this utility model hydraulic pressure electrodeless variable-speed drives automobile schematic diagram.
Fig. 2 is that the hydraulic pressure electrodeless variable-speed shown in Fig. 1 drives the structure of hydraulic vane motor and hydraulic vane pump in automobile to show
It is intended to.
Fig. 3 is A---A shown in Fig. 2 to cut-away view.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, in order to realize infinitely variable speeds truly, reduce the manufacturing cost of automobile, this
Utility model is thoroughly reformed to the conventional gears transmission of automobile.Gear drive is abandoned completely, changes by hydraulic drive
Device drives, hydraulic vane pump that it includes connecting by pipeline, hydraulic vane motor 7, fuel tank 9, speed regulating valve 4, two
Four-way astern valve 6, clutch, hydraulic vane motor 7 is arranged on wheel 8, and this utility model adopts two liquid connecting side by side
Pressure vane pump, is the first hydraulic vane pump 11 and the second hydraulic vane pump 21 respectively, sets the first flowline and second in fuel tank 9
Flowline, the first hydraulic vane pump 11 is located on the first flowline, and the second hydraulic vane pump 21 is located on the second flowline, the
One hydraulic vane pump 11 is connected with automobile engine 3 by first clutch 1, and the second hydraulic vane pump 21 is by being arranged on first
Second clutch 2 on vane pump 11 projecting shaft is connected with the first vane pump 11, the high pressure flowline of the first hydraulic vane pump 11
It is connected in parallel equipped with the high pressure flowline of check valve 12 with the second hydraulic vane pump 21, oil pipe and the described threeway 5 after its connection
Interface connect, another interface in described threeway 5 is connected with fuel tank 9 by described speed regulating valve 4, speed regulation
The low pressure oil injection fuel tank 9 that valve 4 is released, and the 3rd of threeway 5 the interface is connected with two-position four-way astern valve 6, hydraulic oil passes through
Rotation core type two-position four-way astern valve 6, is flowed into two two hydraulic vane motors 7 being connected with Automobile drive wheel 8 respectively, pushes away
Move its hydraulic vane motor 7 to rotate, and carry motor car wheel 8 to rotate, the low pressure oil that hydraulic vane motor 7 flows out is fallen by two-position four-way
Other two interfaces of car valve 6 flow into fuel tank 9.Hydraulic vane motor 7 can only be contained on trailing wheel, form rear wheel drive, also may be used
So that two hydraulic vane motors to be respectively mounted on two front-wheels, constitute front-wheel drive, such as all install on four wheels in front and back
Hydraulic vane motor, can form four-wheel drive.
The structure phase of the first hydraulic vane pump 11 of the present utility model and the second hydraulic vane pump 21 and hydraulic vane motor 7
With simply operation principle is different.They all include stator 71 and the rotor 72 equipped with blade 74, wherein have on rotor 72 with
The blade groove of blade 74 cooperation, in blade groove, first shock mount 78, refills blade 74, makes spring 78 be located at blade 74 bottom, that is, exists
Equipped with spring 78 between blade 74 bottom surface and rotor, blade 74 can slidably reciprocate along blade groove, so that preferably and in stator 71
Curved face contact, reduce higher-pressure region oil to low pressure oil area leakage, wherein have on stator 71 is cylindrical two groups of hydraulic oil enter fuel-displaced
Mouth 73, makes the shortest path that hydraulic oil flows through, and flow resistance is minimum.The section of oil circuit can be enlarged designing as needed,
So that hydraulic oil is acted directly on the blade 74 being promoted, thus improve rotating speed and power, improve mechanical efficiency.In stator
The fillet surface section of 71 negative cambers processes a wider, deeper hydraulic oil distribution oil groove 75.So, hydraulic oil enters stator
After 71 inner faces, just can promptly be distributed in the middle of each blade 74 of higher-pressure region on rotor 72 simultaneously, blade 74 is produced surely
Fixed, maximum comprehensive thrust.Wider hydraulic oil distribution oil groove 75 is processed on the fillet surface of stator 71, not only expands
The sectional area of oil circuit, also greatly reduces the contact area with stator 71 negative camber for the blade 74, thus decreasing mill simultaneously
Wiping power, improves mechanical efficiency.On stator 71 negative camber between hydraulic oil distribution oil groove 75 two ends and sealing arc surface 76
Process a tapered triangle compensating groove 79
Radian ratio shared by the sealing arc surface 76 of stator 71 negative camber is made an adjustment.Sealing arc surface 76 is except protecting
Stay outside 30 degree of corresponding sealing radians, respectively extend 5 degree of corresponding radians to both sides respectively long.This radian processes one
The compensating groove 79 of tapered triangle, remaining for fillet surface.So, compensating groove 79 is in respectively with sealing circular arc 76 face phase
Deng in the cambered surface of radius, it is that the smooth transition of blade 74 creates condition, therefore sliding-vane motor 7 will not produce the phenomenon of pocketed oil,
Also pulsation phenomenon will not be produced.Will be (big at present for arc surface that the top surface of blade 74 is processed into same stator 71 orthodrome same radius
It mostly is plane).So, when blade 74 rotates to orthodrome region, blade 74 contact with stator 71 inner face is by former line
Contact, becomes the face contact of same radius of curvature.The leakage to low pressure oil area for the higher-pressure region oil can be reduced.Due to contact surface it
Between there is lubricating oil, so friction will not increase.
In this utility model stator 71, fillet surface is processed the curved surface obtaining using following 8 power equation curves,
When 0≤φ≤α/2
ρ (φ)=r+8 (R-r) [11 (φ/α)4-60(φ/α)5+152(φ/α)6-192(φ/α)7+96(φ/α)8]
As α/2≤φ≤α
ρ (φ)=R-8 (R-r) [7-80 (φ/α)+402 (φ/α)2-1140(φ/α)3+1991(φ/α)4-2196(φ/
α)5+1496(φ/α)6-576(φ/α)7+96(φ/α)8]
In formula, R, r are the large and small arc radius mm of stator interior sealing disc, and α is easement curve angle, and φ is turning of rotor
Angle, ρ is polar diameter mm of easement curve.
Hydralic drive automobile originally in order to ensure blade 74 top without departing from stator 71 negative camber it is necessary to increase spring 78
Elasticity.Since so, when blade 74 goes to low pressure oil area, blade 74 bottom is still headed on by larger elastic force, increased leaf
Piece 74 top and stator 71 introversion and frictional force, cause unnecessary power loss, so this utility model is in blade 74
On process the little oilhole 77 that blade 74 top surface leads to blade 74 bottom surface, the oil pressure being so subject to because blade is upper and lower is total
It is balance, so the spring 78 supporting in blade 74 bottom can adopt less elastic force；And through calculating, automobile is applied
Hydraulic vane pump due to rotating speed higher, blade 74 can obtain larger centrifugal force it might even be possible to without spring.Such that it is able to subtract
Few unnecessary power loss.
This utility model fixes a gear oil disk 721 respectively at the two ends of rotor 72, and this gear oil disk 721 passes through screw
725 are fixed together with rotor 72, operate with rotor 72, therefore referred to as moving sealing ring, and it also doubles as mechanical sealing member.This
Utility model also adopts stationary seal ring 722 and 723 groups of O-ring seal between 72 liang of terminal block oil disk 721 outsides of rotor and pump cover
The mechanical seal becoming, stationary seal ring 722 is closely connected with stator 71 by O-ring seal 723 and does not move with rotor 72,
Therefore referred to as stationary ring, this utility model in order that sealing oil-proof between the oily disk 721 of gear and stationary seal ring 722, and in sealing
The outside of stationary ring 722 sets compression spring 724.
This utility model automobile has following master using hydraulic stepless speed change driving structure than using other any drive mechanisms
Want advantage：1st, unlimited infinitely variable speeds truly can be realized；2nd, simple to operate.If regulation speed regulating valve so that it may
Realize infinitely variable speeds.Relieve puzzlement driver for many years gear shift trouble, 3, adopt hydraulic stepless speed change driving structure, due to knot
Structure is simple, regulate control, not only can reduce automobile making cost, also becomes computer to control for Future Development and provides possibility, and 4
Due to this utility model hydraulic stepless speed change driving structure, automobile engine can be made to be in and to work under optimal combustion state, not only
Save the energy, decrease pollution simultaneously, so environmental protection, 5, multiple carry efficient measure, institute because this structure takes
With energy-conservation.
Running of the present utility model.
After automobile engine starting, rotated by clutch band hydrodynamic pressure vane pump, hydraulic vane pump is inhaled from fuel tank 9
Enter low pressure oil, and compress it into hydraulic oil.Hydraulic oil is conveyed to, by oil pipe, the hydraulic pressure being connected with Automobile drive wheel
Sliding-vane motor 7, hydraulic vane motor 7 produces rotation under the pressure of hydraulic oil, and has driven Automobile drive vehicle wheel rotation.In order to
Realize infinitely variable speeds, equipped with speed regulating valve 4 on an interface of the threeway 5 on high-pressure oil pipe, when needing to slow down, car
Fast regulating valve 4 slowly opens so that a part of hydraulic oil passes back into fuel tank 9, decreases inflow hydraulic vane motor 7 mesohigh
Oil, so the rotating speed of hydraulic vane motor 7 just reduces, so that speed slows down.In, run at a low speed when, only need to open one
Individual first hydraulic vane pump 11.When travelling at high speeds, two hydraulic vane pump 11,21 can be opened simultaneously.
When needing reversing, only need to be by 90 degree of the two-position four-way astern valve being contained on high-pressure oil pipe 6 Spool rotating, due to this valve 6
Change the position that hydraulic oil injects interface on hydraulic vane motor 7, so, hydraulic vane motor 7 just produces reversion, thus real
Now move backward.
In addition, 1, for further energy-conservation, the hydraulic pressure carrying electromotor can be connected on the outlet of speed regulating valve 4
Sliding-vane motor, allows the hydraulic oil released from speed regulating valve promote hydraulic vane motor to generate electricity and stores away.2nd, mechanical seal knot
Structure can be cooled down using the suitable type of cooling.
From the above, it can be seen that through research design in a few years, making automobile hydraulic infinitely variable speeds driving structure reach section
Energy, the state of environmental protection.No matter compare with the variable speed drives structure of any automobile, only the automobile power of this utility model design
Transmission is only only one-level.Simplest variable speed drives structure, not only reduces the manufacturing cost of automobile, also reduces simultaneously
The probability that automobile breaks down.Also improve the aggregate efficiency of vehicle transmission simultaneously, save the energy.
Claims (8)
1. hydraulic pressure electrodeless variable-speed drives automobile, and its structure includes electromotor, hydraulic vane pump, oil pipe, threeway, check valve, car
Fast regulating valve, rotation core type two-position four-way astern valve, hydraulic vane motor, fuel tank it is characterised in that：Described hydraulic vane pump is two
Individual, be the first hydraulic vane pump (11) and the second hydraulic vane pump (21) respectively, set in described fuel tank (9) the first flowline and
Second flowline, described first hydraulic vane pump (11) is connected with the first flowline, and the second hydraulic vane pump (21) and second
Flowline connects, and the first hydraulic vane pump (11) is connected with electromotor (3) by first clutch (1), described second hydraulic pressure leaf
Piece pump (21) passes through second clutch (2) and the first blade that its projecting shaft is arranged on the first vane pump (11) projecting shaft with it
Pump (11) connects, and the high pressure flowline of described first hydraulic vane pump (11) and the second hydraulic vane pump (21) are equipped with check valve
(12) high pressure flowline is connected in parallel, and the oil pipe after its connection is connected with an interface of described threeway (5), described threeway
(5) another interface in is connected with fuel tank (9) by described speed regulating valve (4), and it is low that described speed regulating valve (4) is released
Force feed injection fuel tank (9), and the 3rd of threeway (5) the interface is connected with described rotation core type two-position four-way astern valve (6), hydraulic oil
By revolving two hydraulic vanes that core type two-position four-way astern valve (6) inflow is connected respectively with described two driving moments of automobile
Motor (7), promotes its hydraulic vane motor (7) to rotate, and carries motor car wheel (8) to rotate, the low pressure that hydraulic vane motor (7) flows out
Oil flows into fuel tank (9) by revolving core type two-position four-way astern valve (6).
2. hydraulic pressure electrodeless variable-speed according to claim 1 drive automobile it is characterised in that：Described first hydraulic vane pump
(11), the second hydraulic vane pump (21) and hydraulic vane motor (7) all include stator (71) and the rotor equipped with blade (74)
(72), its Leaf (74) is contained in the blade groove of rotor (72), can slide along blade groove, be also equipped with spring in blade groove
(78), spring (78) is located at blade (74) bottom, and the radial position of described stator (71) has two groups of hydraulic oil turnover mouths of pipe
(73), the fillet surface of stator (71) negative camber has four hydraulic oil distribution oil grooves (75), hydraulic oil distribution oil groove (75)
Communicate with the hydraulic oil turnover mouth of pipe in stator (71) radial position, between two hydraulic oil distribution oil grooves (75), leave sealing circle
Arc (76).
3. hydraulic pressure electrodeless variable-speed according to claim 2 drive automobile it is characterised in that：Described hydraulic oil distribution oil groove
(75) set triangle compensating groove (79) between two ends and sealing circular arc (76).
4. hydraulic pressure electrodeless variable-speed according to claim 2 drive automobile it is characterised in that：The top surface of described blade (74) is
Cambered surface.
5. hydraulic pressure electrodeless variable-speed according to claim 2 drive automobile it is characterised in that：It is machined with described blade (74)
The little oilhole (77) that top surface and bottom surface communicate.
6. hydraulic pressure electrodeless variable-speed according to claim 2 drive automobile it is characterised in that：Two ends in described rotor (72)
Fixed one gear oil disk (721) doubling as mechanical sealing linkage ring respectively.
7. hydraulic pressure electrodeless variable-speed according to claim 6 drive automobile it is characterised in that：In described rotor (72) two terminal block
Oily disk (721) is provided with stationary seal ring (722) and O-ring seal (723) and pump cover between.
8. hydraulic pressure electrodeless variable-speed according to claim 7 drive automobile it is characterised in that：In described stationary seal ring (722)
Outside be provided with spring (724).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620784429.9U CN205930276U (en) | 2016-07-25 | 2016-07-25 | Hydraulic pressure infinitely variable speed drives car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620784429.9U CN205930276U (en) | 2016-07-25 | 2016-07-25 | Hydraulic pressure infinitely variable speed drives car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205930276U true CN205930276U (en) | 2017-02-08 |
Family
ID=57926939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620784429.9U Expired - Fee Related CN205930276U (en) | 2016-07-25 | 2016-07-25 | Hydraulic pressure infinitely variable speed drives car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205930276U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111981122A (en) * | 2020-08-09 | 2020-11-24 | 肇庆高新区伙伴汽车技术有限公司 | Automatic transmission automobile without clutch gearbox |
| CN111998068A (en) * | 2020-08-09 | 2020-11-27 | 肇庆高新区伙伴汽车技术有限公司 | Sliding vane type hydraulic driver |
-
2016
- 2016-07-25 CN CN201620784429.9U patent/CN205930276U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111981122A (en) * | 2020-08-09 | 2020-11-24 | 肇庆高新区伙伴汽车技术有限公司 | Automatic transmission automobile without clutch gearbox |
| CN111998068A (en) * | 2020-08-09 | 2020-11-27 | 肇庆高新区伙伴汽车技术有限公司 | Sliding vane type hydraulic driver |
| CN111981122B (en) * | 2020-08-09 | 2022-05-10 | 肇庆高新区伙伴汽车技术有限公司 | Automatic transmission automobile without clutch gearbox |
| CN111998068B (en) * | 2020-08-09 | 2022-05-10 | 肇庆高新区伙伴汽车技术有限公司 | Sliding vane type hydraulic driver |
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